487860580

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{77933}}^1$

素因数の和:78255

約数の個数: 24

約数和(自身を含む): 1027793592

約数和(自身を除く): 539933012

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 77933, 155866, 311732, 389665, 779330, 1558660, 24393029, 48786058, 97572116, 121965145, 243930290, 487860580]

約数ペア:

[(1, 487860580), (2, 243930290), (4, 121965145), (5, 97572116), (10, 48786058), (20, 24393029), (313, 1558660), (626, 779330), (1252, 389665), (1565, 311732), (3130, 155866), (6260, 77933)]